a long, narrow open container for animals to eat or drink out of
(给动物进食或饮水的)槽
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a water trough. 水槽。
a container of a similar shape used for a purpose such as growing plants or mixing chemicals
(用于培植植物、调配化学制品的)槽形容器。
a channel used to convey a liquid
(运水的)沟槽。
a long hollow in the earth's surface
地表槽谷
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a vast glacial trough. 巨大的冰槽。
an elongated region of low barometric pressure
低压槽,槽形低压。
a hollow between two wave crests in the sea
(海水水波之间的)波谷。
a low level of economic activity
(经济周期中的)低谷期。
【数】 凹点。
a point of low achievement or satisfaction
低谷(成绩小或不令人满意)
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learning a language is a series of .peaks and troughs 语言学习过程中会有一系列的高峰期和低谷期。
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troughn.槽;低压槽;槽形容器;沟槽;地表槽谷;槽形低压;波谷;低谷期;凹点;低谷
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thoughconj.虽然;尽管;不过;然而;可是;即使
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throughprep. & adv.穿过;从…一端到另一端;一直到底;达到…的末尾;完成;从头到尾检查;直至;经由;接通电话;以
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roughadj.不平滑的;粗糙的;不平整的;不平坦的;粗鲁的;粗暴的;粗野的;粗俗的;未完成的;未加工的;粗制的;简易的;基本的
"Old English